From: "David S. Miller" <davem@redhat.com>
To: David Korn <dgk@research.att.com>
Cc: linux-kernel@vger.kernel.org, gsf@research.att.com, netdev@oss.sgi.com
Subject: Re: kernel bug in socketpair()
Date: Wed, 23 Jul 2003 07:04:31 -0700 [thread overview]
Message-ID: <20030723070431.13859c09.davem@redhat.com> (raw)
In-Reply-To: <200307231332.JAA26197@raptor.research.att.com>
On Wed, 23 Jul 2003 09:32:09 -0400 (EDT)
David Korn <dgk@research.att.com> wrote:
[ Added netdev@oss.sgi.com, the proper place to discuss networking kernel issues. ]
> The first problem is that files created with socketpair() are not accessible
> via /dev/fd/n or /proc/$$/fd/n where n is the file descriptor returned
> by socketpair(). Note that this is not a problem with pipe().
Not a bug.
Sockets are not openable via /proc files under any circumstances,
not just the circumstances you describe. This is a policy decision and
prevents a whole slew of potential security holes.
next parent reply other threads:[~2003-07-23 14:04 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200307231332.JAA26197@raptor.research.att.com>
2003-07-23 14:04 ` David S. Miller [this message]
[not found] ` <1058970007.5520.68.camel@dhcp22.swansea.linux.org.uk>
2003-07-23 15:36 ` kernel bug in socketpair() David S. Miller
2003-07-23 16:13 ` Alan Cox
2003-07-23 14:28 David Korn
2003-07-23 14:46 ` David S. Miller
2003-07-23 16:56 ` Glenn Fowler
2003-07-23 17:00 ` David S. Miller
2003-07-23 17:24 ` Glenn Fowler
2003-07-23 17:31 ` David S. Miller
2003-07-23 18:14 ` Glenn Fowler
2003-07-23 18:23 ` David S. Miller
2003-07-23 18:54 ` Glenn Fowler
2003-07-23 19:04 ` David S. Miller
2003-07-23 19:11 ` Glenn Fowler
2003-07-23 19:14 ` David S. Miller
2003-07-23 19:29 ` Glenn Fowler
2003-07-23 19:56 ` David S. Miller
2003-07-23 19:08 ` Alan Cox
2003-07-23 17:50 ` Alan Cox
2003-07-23 23:27 ` Bill Rugolsky Jr.
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